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Amprius Technologies Inc

AMPX_t
3.050USD
-0.151-4.70%
Close ETQuotes delayed by 15 min
0.00Market Cap
--P/E TTM

Amprius Technologies Inc

3.050
-0.151-4.70%

More Details of Amprius Technologies Inc Company

Amprius Technologies, Inc. is a manufacturer of high-energy and high-power lithium-ion batteries. The Company's commercially available SiMaxx batteries deliver up to 450 Wh/kg and 1,150 Wh/L, with third party validation of 500Wh/kg and 1,300 Wh/L. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. It offers high performance silicon anode batteries under the product platforms, such as SiMaxx and SiCore. Its SiMaxx high energy battery cells are designed to maximize specific energy for applications with low power requirements. It designed its SiMaxx balanced energy/power battery cells for applications that require a balance between power and energy. Its SiCore battery cells are based on a silicon anode material system delivering high-energy-density silicon anode batteries. The Company is also developing an electric vehicle (EV)-capable cell.

Amprius Technologies Inc Info

Ticker SymbolAMPX_t
Company nameAmprius Technologies Inc
IPO dateMar 02, 2022
CEODr. Kang Sun
Number of employees- -
Security type- -
Fiscal year-end- -
Address1180 Page Avenue
CityFREMONT
Stock exchange- -
CountryUnited States of America
Postal code94538
Phone18004258803
Websitehttps://amprius.com/
Ticker SymbolAMPX_t
IPO dateMar 02, 2022
CEODr. Kang Sun

Company Executives of Amprius Technologies Inc

Name
Name/Position
Position
Shareholding
Change
Mr. Tom Stepien
Mr. Tom Stepien
President, Director
President, Director
--
--
Mr. Ricardo C. Rodriguez
Mr. Ricardo C. Rodriguez
Chief Financial Officer
Chief Financial Officer
--
--
Dr. C. Ionel Stefan
Dr. C. Ionel Stefan
Chief Technology Officer
Chief Technology Officer
--
--
Mr. Donald R. Dixon
Mr. Donald R. Dixon
Independent Chairman of the Board
Independent Chairman of the Board
--
--
Dr. Wen Hsieh
Dr. Wen Hsieh
Independent Director
Independent Director
--
--
Ms. Kathleen Ann Bayless
Ms. Kathleen Ann Bayless
Independent Director
Independent Director
--
--
Dr. Kang Sun
Dr. Kang Sun
Chief Executive Officer, Director
Chief Executive Officer, Director
--
--
Mr. Livingston (Tony) Satterthwaite
Mr. Livingston (Tony) Satterthwaite
Independent Director
Independent Director
--
--
Dr. Steven Chu, Ph.D.
Dr. Steven Chu, Ph.D.
Independent Director
Independent Director
--
--
Mr. Tom Colton
Mr. Tom Colton
Investor Relations
Investor Relations
--
--
Name
Name/Position
Position
Shareholding
Change
Mr. Tom Stepien
Mr. Tom Stepien
President, Director
President, Director
--
--
Mr. Ricardo C. Rodriguez
Mr. Ricardo C. Rodriguez
Chief Financial Officer
Chief Financial Officer
--
--
Dr. C. Ionel Stefan
Dr. C. Ionel Stefan
Chief Technology Officer
Chief Technology Officer
--
--
Mr. Donald R. Dixon
Mr. Donald R. Dixon
Independent Chairman of the Board
Independent Chairman of the Board
--
--
Dr. Wen Hsieh
Dr. Wen Hsieh
Independent Director
Independent Director
--
--
Ms. Kathleen Ann Bayless
Ms. Kathleen Ann Bayless
Independent Director
Independent Director
--
--

Revenue Breakdown

Relevant data have not been disclosed by the company yet.
Relevant data have not been disclosed by the company yet.
By Business
By Region
Relevant data have not been disclosed by the company yet.

Shareholding Stats

Updated: Tue, Nov 18
Updated: Tue, Nov 18
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Other
100.00%
Shareholders
Shareholders
Proportion
Other
100.00%
Shareholder Types
Shareholders
Proportion
Other
100.00%

Institutional Shareholding

Updated: Mon, Dec 8
Updated: Mon, Dec 8
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q4
40
9.55M
0.00%
--
2025Q3
43
9.56M
0.00%
+2.22M
2025Q2
38
7.34M
0.00%
+794.17K
2025Q1
39
6.55M
0.00%
-7.47M
2024Q4
43
5.18M
0.00%
-515.19K
2024Q3
51
5.70M
0.00%
-751.30K
2024Q2
53
6.45M
0.00%
-7.26M
2024Q1
53
13.71M
0.00%
-4.76M
2023Q4
53
13.05M
0.00%
-323.58K
2023Q3
51
13.37M
0.00%
+24.15K
View more

Shareholder Activity

Name
Shares Held
Proportion
Change
Chg %
Date
Highbridge Capital Management, LLC
2.54M
0%
-65.27K
-2.51%
Jun 30, 2025
LMR Partners LLP
2.95M
0%
+479.34K
+19.43%
Jun 30, 2025
Dryden Capital, LLC
644.58K
0%
--
--
Jun 30, 2024
D. E. Shaw & Co., L.P.
267.00K
0%
--
--
Jun 30, 2025
Stifel, Nicolaus & Company, Incorporated
241.72K
0%
--
--
Jun 30, 2025
Wolverine Asset Management, LLC
220.07K
0%
+56.47K
+34.52%
Jun 30, 2025
Clear Street LLC
119.80K
0%
--
--
Jun 30, 2025
Avantax Advisory Services, Inc.
10.00K
0%
--
--
Jun 30, 2025
Warberg Asset Management LLC
--
0%
-98.00K
-100.00%
Mar 31, 2025
View more

Related ETFs

Name
Proportion
No Data

Dividend

A total of 0.00 USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data

Stock Split

Date
Type
Ratio
No Data
Date
Type
Ratio
No Data

FAQs

Who are the top five shareholders of Amprius Technologies Inc?

The top five shareholders of Amprius Technologies Inc are:
Highbridge Capital Management, LLC holds 2.54M shares, accounting for 0.00% of the total shares.
LMR Partners LLP holds 2.95M shares, accounting for 0.00% of the total shares.
Dryden Capital, LLC holds 644.58K shares, accounting for 0.00% of the total shares.
D. E. Shaw & Co., L.P. holds 267.00K shares, accounting for 0.00% of the total shares.
Stifel, Nicolaus & Company, Incorporated holds 241.72K shares, accounting for 0.00% of the total shares.

What are the top three shareholder types of Amprius Technologies Inc?

The top three shareholder types of Amprius Technologies Inc are:
Other

How many institutions hold shares of Amprius Technologies Inc (AMPX_t)?

As of 2025Q4, 40 institutions hold shares of Amprius Technologies Inc, with a combined market value of approximately 9.55M, accounting for --% of the total shares. Compared to 2025Q3, institutional shareholding has increased by --.

What is the biggest source of revenue for Amprius Technologies Inc?

In --, the -- business generated the highest revenue for Amprius Technologies Inc, amounting to -- and accounting for --% of total revenue.
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